Today in history
Subtitle: April 22
Publisher: Library of Congress
Published: 1998
Place of publication: Washington, DC
Language: eng
Format: [electronic resource]
Subjects: Earth Day; Environmentalism; History
Other titles: April 22; Earth Day
Description: Brief discussion of Earth Day, first observed in the spring of 1970. Also presents information about the origins of the environmental movement in the U.S.
Notes: Title from HTML header (viewed on Dec. 6, 2002; last updated Apr. 2002).

Illustrated by digitized items from the American Memory historic collections compiled by the National Digital Library Program of the Library of Congress.

Mode of access: World Wide Web.